Home / 152,379.64-210,387.81-95,041.36

Finding the Fourth Proportional to 152,379.64, 210,387.81 and 95,041.36

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Solution

The fourth proportional to 152,379.64, 210,387.81 and 95,041.36 is: 131,221.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,379.64 : 210,387.81 = 95,041.36 : x
  2. Step 2: Convert to fraction form
    152,379.64/210,387.81 = 95,041.36/x
  3. Step 3: Cross multiply
    152,379.64x = 210,387.81 × 95,041.36
  4. Step 4: Simplify right side
    152,379.64x = 19,995,543,589.82
  5. Step 5: Solve for x
    x = 19,995,543,589.82/152,379.64
  6. Step 6: Final answer
    x = 131,221.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.